端口 & 界面
| HDMI输入 |
4 |
| 音频（左、右声道）输出 |
1 |
| 复合视频输出 |
1 |
| VGA（D-SUB）输入端口 |
1 |
| AC（电源）输入 |
Y |
| 复合视频 |
4 |
| XLR 音讯连接输入端口 |
Y |
| DC-IN插口 |
Y |
性能
| Digital video effects (DVE) |
Y |
320 x 240 LCD touch panel, NTSC, PAL, 2.3kg, grey/black
The Roland VR-3EX is the next generation 4-channel SD performance audio video mixer which features HDMI inputs/outputs, USB streaming, HDCP support, built-in touch multi-viewer, an audio mixer all in a compact portable unit. Designed to be a live production switcher thebuilt-in audio mixer with up to 4 frames delay to “lipsync” your video source. Scaling on the output allows you to output up to 1080p HD Video and Audio quality.
<b>Simplicity for all applications that need video and sound.</b>
The VR-3EX features a simple interface that places the audio mixer on the left and the video mixer on the right for a design that helps ensure intuitive control of the audiovisual experience.
The buttons and knobs let the operator easily accomplish all the common tasks while the touch-screen monitor displays more-advanced settings and adjustments in a visual layout that's clear and easy to understand.
The VR-3EX is expressly designed for real-time operations. It makes video switching and audio mixing accessible by users with no specialized knowledge.
<b>An all-in-one design for live production</b>
At event and studio venues, video equipment can include cameras, DVD players, computers, tablets, and more along with audio sources extending to microphones and audio players of every type.
The VR-3EX's variety of connectors for HDMI, RGB, and audio sources enable connection of a wide range of video and audio devices. The design enables the user to concentrate on the event at hand without having to worry about controlling multiple devices at the same time.
<b>Webstreaming or recording with a PC/Mac</b>
Connecting the VR-3EX to a computer via USB enables it to record video and audio using the dedicated Video Capture for VR recording software or QuickTime. The recorded files can then be edited and/or uploaded to the net. Live streaming software examples include USTREAM, Livestream, Stickam, Justin.tv, worshipstream.com, websharelive.com, and other streaming services along with video conferencing type solutions such as Skype and gotomeeting. See the current VR-3EX Streaming Software Compatibility list for more information on streaming software compatibility.
<b>Every function an event venue or live stream demands - all in one single unit.</b>
From speeches, seminars, and symposiums to live events and performances, the VR-3EX simplifies setup and production for every application that requires video and sound.
<b>An all-in-one solution for any application made possible by a wealth of features and a full range of practical digital-processing power.</b>
Despite its compact size, the VR-3EX delivers full digital processing for video and audio, supporting on-site operations with clear picture and sound. It offers built-in digital effects for both video and audio, bringing new levels of audiovisual expression to any venue and streaming broadcast.
